.wrapper{
    height: 100%;
    box-sizing: border-box;
    margin: 10px 10px;
    .btns{
        display: flex;
        flex-wrap: wrap;
        justify-content: flex-start;
        box-sizing: content-box;
    }
    .product{
        height: calc(100% - 90px);
        overflow: auto;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-around;
        .dl{
            width: 130px;
        }
    }
}